We have three federal law enforcement sources telling us that the suspect is in custody. Condition unknown. Condition unknown Diane but our -- -- is that the suspect. Is in custody. In custody and again it seemed inconceivable. After all these reports of that gunfire and the way he was surrounded -- Again we are unclear on what exactly his condition is Diane. I'm trying to get some clarity on that but. The guys we have a suspect is in custody and we should be getting further information. From the Boston -- local authorities very soon.

This transcript has been automatically generated and may not be 100% accurate.

{"id":19003239,"title":"Second Boston Bombing Suspect in Custody","duration":"0:36","description":"Dzhokhar Tsarnaev, 19, was taken into custody after he was found hiding in a boat.","section":"GMA","mediaType":"Default"}